Innovenergy_trunk/NodeRed/NodeRedFiles/pika-0.13.1/tests/unit/blocking_channel_tests.py

83 lines
2.7 KiB
Python

# -*- coding: utf8 -*-
"""
Tests for pika.adapters.blocking_connection.BlockingChannel
"""
from collections import deque
import unittest
import mock
from pika.adapters import blocking_connection
from pika import channel
BLOCKING_CHANNEL = 'pika.adapters.blocking_connection.BlockingChannel'
BLOCKING_CONNECTION = 'pika.adapters.blocking_connection.BlockingConnection'
class ChannelTemplate(channel.Channel):
channel_number = 1
class BlockingChannelTests(unittest.TestCase):
@mock.patch(BLOCKING_CONNECTION)
def _create_connection(self, connection=None):
return connection
def setUp(self):
self.connection = self._create_connection()
channel_impl_mock = mock.Mock(
spec=ChannelTemplate,
is_closing=False,
is_closed=False,
is_open=True)
self.obj = blocking_connection.BlockingChannel(channel_impl_mock,
self.connection)
def tearDown(self):
del self.connection
del self.obj
def test_init_initial_value_confirmation(self):
self.assertFalse(self.obj._delivery_confirmation)
def test_init_initial_value_pending_events(self):
self.assertEqual(self.obj._pending_events, deque())
def test_init_initial_value_buback_return(self):
self.assertIsNone(self.obj._puback_return)
def test_basic_consume(self):
with mock.patch.object(self.obj._impl, '_generate_consumer_tag'):
self.obj._impl._generate_consumer_tag.return_value = 'ctag0'
self.obj._impl.basic_consume.return_value = 'ctag0'
self.obj.basic_consume(mock.Mock(), "queue")
self.assertEqual(self.obj._consumer_infos['ctag0'].state,
blocking_connection._ConsumerInfo.ACTIVE)
def test_context_manager(self):
with self.obj as chan:
self.assertFalse(chan._impl.close.called)
chan._impl.close.assert_called_once_with(
reply_code=0, reply_text='Normal shutdown')
def test_context_manager_does_not_suppress_exception(self):
class TestException(Exception):
pass
with self.assertRaises(TestException):
with self.obj as chan:
self.assertFalse(chan._impl.close.called)
raise TestException()
chan._impl.close.assert_called_once_with(
reply_code=0, reply_text='Normal shutdown')
def test_context_manager_exit_with_closed_channel(self):
with self.obj as chan:
self.assertFalse(chan._impl.close.called)
chan.close()
chan._impl.close.assert_called_with(
reply_code=0, reply_text='Normal shutdown')